/** iterator.remove removes element */
 public void testIteratorRemove() {
   List full = populatedArray(SIZE);
   Iterator it = full.iterator();
   Object first = full.get(0);
   it.next();
   it.remove();
   assertFalse(full.contains(first));
 }
 /** contains is true for added elements */
 public void testContains() {
   List full = populatedArray(3);
   assertTrue(full.contains(one));
   assertFalse(full.contains(five));
 }